package cn.tedu.sp02.controller;

import cn.tedu.sp01.entity.Item;
import cn.tedu.sp01.service.ItemService;
import cn.tedu.web.util.JsonResult;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Random;

@Slf4j
@RestController
public class ItemController {

    @Autowired
    private ItemService itemService;

    // 获取订单商品列表
    @GetMapping("/{orderId}")
    public JsonResult<List<Item>> getItems(@PathVariable String orderId) throws InterruptedException {


        List<Item> items = itemService.getItems(orderId);

//        if (Math.random() < 0.9) {
//            // 阻塞代码，随机 [0,5000)
//            int t = new Random().nextInt(5000);
//            log.info("阻塞时间： "+t);
//            Thread.sleep(t);
//        }

        return JsonResult.ok().data(items);
    }

    // 减少商品库存
    // @RequestBody 完整的接收 post 请求协议体数据
    // [{id:1,name:xxx,number:1},{...},{...}]
    @PostMapping("/decreaseNumber")
    public JsonResult<?> decreaseNumber(@RequestBody List<Item> items) {

        itemService.decreaseNumber(items);
        return JsonResult.ok().msg("减少库存成功");
    }

    @GetMapping("/favicon.ico")
    public void ico(){}
}
